Element block pseudo-element :before generated with float none transition box-sizing content-box border 0px rgba(0,0,0,1) solid padding 20px font-size 16px height auto position static font-weight normal line-height 1 display block cursor default box-shadow 1px 1px 1px rgba(0,0,0,0.3) width 160px overflow hidden border-radius transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) background z-index auto margin 0px